Marsh Bellofram Diversified Electronics Division UPA-100 Series Universal Power Alert - Marsh Bellofram - #1 |
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800.727.5646 atcdiversified.com Diversified Electronics UPA-100 Series
Power Alerts // UPA-100 Series
279
U ni v e r sa l Po w e r A l e rt
The UPA-100 Power Alert reduces the risk of electrical arc flash by
pre-verifying the electrical isolation from outside of a control panel.
Hardwired to the circuit breaker or main disconnect, the UPA flashes
whenever voltage is present. Engineered with redundant circuitry, the
Power Alert is powered by the same voltage that it indicates.
The eight detector UPA-100 visually alerts to the presence of dangerous
AC or DC (Stored Energy) potentials occurring between any combination
of the four monitored input lines (L1, L2, L3, GND). Two LED indicators
are assigned to each input line and are designated “+” and “-”. For each
input line carrying an AC potential (bi-polar), both the “+” and “-” LEDs
will be active. A DC or Stored Energy potential will illuminate the “+” LED
for the positive line and the “-” LED for the negative line.
OSHA 1910.147 THE CONTROL OF HAZARDOUS ENERGY (LOCKOUT/TAGOUT)
Following the application of lockout or tagout devices to energy isolating devices, all potentially hazardous
stored or residual energy shall be relieved, disconnected, restrained, and otherwise rendered safe. (d)(5)(ii)
If there is a possibility of reaccumulation of stored energy to a hazardous level, verification of isolation shall be continued
until the servicing or maintenance is completed, or until the possibility of such accumulation no longer exists.
(d)(6)
“Verification of Isolation.” Prior to starting work on machines or equipment that have been locked out or tagged out, the
authorized employee shall verify that isolation and de-energization of the machine or equipment have been accomplished.
• Detects Single or 3-Phase
AC & DC Voltage or
Stored Energy
• Redundant Circuitry
• Verification of Zero Energy
in a Panel
• Fits 1-1/4" Conduit
Knock-Out
+
_
+
_
_
_
2.00
P
1 11/16
1 1/4 CONDUIT
PANEL
KNOCKOUT
NEMA 4X
INDICATOR FLASH RATES (L1, L2, L3, GND)
3- Phase Line-To-Line (VAC) <29 30 120 240 480 600 750
Flashes/Sec (Typical) 0 1.3 4.2 5.8 7.3 8.0 8.8
DC or Stored Energy (VDC) <27 30 48 110 300 600 1000
Flashes/Sec (Typical) 0 1.6 2.5 4.5 6.9 8.8 9.1
\\\OPERATION
\\\DIMENSIONS (INCHES)
\\\SPECIFICATIONS
OPERATIONAL
RANGE
AC Single
or 3-Phase
40 to 750 VAC, 50/60/400 Hz,
(LINE-TO-LINE or LINE-TO-GND)
DC or
Stored
Energy
30 to 1000 VDC,
(LINE-TO-LINE or LINE-TO-GND)
MAXIMUM RATED
VOLTAGE
750 VAC/1000 VDC (LINE-TO-LINE
or LINE-TO-GND)
DETECTION
THRESHOLDS
29 VAC 3-Phase, 40 VAC SINGLE-Phase,
27 VDC (TYP Cutoff)
POWER
CONSUMPTION 1.2 Watts @ 750 VAC (Approximately)
TEMPERATURE
RATING
Operate -4° to 131°F (-20° to +55°C)
Storage -40° to 185°F (-40° to +85°C)
ENCLOSURE NEMA 4X 105°C PVC, Totally Encapsulated
for Environment Protection
TERMINATIONS (4) 8ft, 18 AWG 1000V, UL-1452
WEIGHT 9 oz.
GND DETECTOR THRESHOLDS (LEAKAGE ANY PHASE-TO-GROUND)
3- Phase Line-To-Line (VAC) 30 120 240 480 750
L1, L2, or L3 To Ground Continuity (OHMS) 2M 2M 3M 5M 7M
Detector Included Fault Current (µA) 7 26 38 60 67
DETECTOR INCLUDED FAULT CURRENT (PHASE-TO-GROUND SHORT)
3- Phase Line-To-Line (VAC) 30 120 240 480 750
0 OHM Phase-To-Ground Current (µA) 28 108 219 455 730
PANEL MOUNT
1
\\\ORDERING INFORMATION
MODEL NUMBER DESCRIPTION
UPA-100 Universal Power Alert
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